The Cylinder Block Cleaning Brush cleans oil passages and cylinder bores after honing during engine rebuilds by removing residual debris, residue, and fine particles that can affect lubrication flow and surface condition. It helps maintain clear internal passages, ensuring fluid movement remains consistent during operation and supporting smoother assembly by reducing contamination before reassembly. It helps prevent blockage caused by leftover particles and supports reliable lubrication performance during engine operation.

Attributes:
• Helps clear residue remaining after honing operations.
• Reduces the risk of blockage caused by remaining particles.
• Supports effective cleaning during maintenance processes.
• Circular brushes with nylon bristles and a single stem, single spiral, and carbon steel wire handle.
• Provides straight Dupont Tynex nylon bristles of 0.56.

Applications:
The Cylinder Block Cleaning Brush is applied during engine rebuild and maintenance processes to clean oil passages and cylinder bores after honing. It helps maintain internal cleanliness and supports proper lubrication flow during operation.